Datasheet

11
11057BS–ATARM–13-Jul-12
SAM3X/A
11
11057BS–ATARM–13-Jul-12
SAM3X/A
PIO Controller - PIOA - PIOB - PIOC - PIOD - PIOE
PA0 - PA31 Parallel IO Controller A I/O
VDDIO
•Schmitt Trigger
(3)
Reset State:
•PIO Input
•Internal pull-up
enabled
PB0 - PB31 Parallel IO Controller B I/O
•Schmitt Trigger
(4)
Reset State:
•PIO Input
•Internal pull-up
enabled
PC0 - PC30 Parallel IO Controller C I/O
•Schmitt Trigger
(5)
Reset State:
•PIO Input
•Internal pull-up
enabled
PD0 - PD30 Parallel IO Controller D I/O
•Schmitt Trigger
(6)
Reset State:
•PIO Input
•Internal pull-up
enabled
PE0 - PE31 Parallel IO Controller E I/O
•Schmitt Trigger
(7)
Reset State:
•PIO Input
•Internal pull-up
enabled
PF0 - PF6 Parallel IO Controller F I/O
•Schmitt Trigger
(7)
Reset State:
•PIO Input
•Internal pull-up
enabled
External Memory Bus
D0 - D15 Data Bus I/O
Pulled-up input at
reset
A0 - A23 Address Bus Output 0 at reset
Static Memory Controller - SMC
NCS0 - NCS7 Chip Select Lines Output Low
NWR0 - NWR1 Write Signal Output Low
NRD Read Signal Output Low
NWE Write Enable Output Low
NBS0 - NBS1 Byte Mask Signal Output Low
NWAIT External Wait Signal Input Low
Table 3-1. Signal Description List (Continued)
Signal Name Function Type
Active
Level
Voltage
Reference Comments